Statistical Hypothesis Testing: Comparing Two Data Sets Using t-tests and Non-Parametric Methods
Solved assignment performing statistical hypothesis tests on two datasets using t-tests and non-parametric methods.
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Stats Final Exam Part 1: Questions
Using the data sets provided,
a) Using a two sample t-test, test if the two data sets are significantly
different.
b) Using a Matched Pairs T-test (also called paired sample t-test in Excel) test
if the two data sets are significantly different.
c) Using a Paired-Sign Test (non-parametric test) test if the two data sets are
significantly different.
All tests should be done at 95% confidence.
A B
137 113
117 117
105
138
101
151
141
138
170
87
138
105
135
108
153
142
138
158
87
116
Using the data sets provided,
a) Using a two sample t-test, test if the two data sets are significantly
different.
b) Using a Matched Pairs T-test (also called paired sample t-test in Excel) test
if the two data sets are significantly different.
c) Using a Paired-Sign Test (non-parametric test) test if the two data sets are
significantly different.
All tests should be done at 95% confidence.
A B
137 113
117 117
105
138
101
151
141
138
170
87
138
105
135
108
153
142
138
158
87
116
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Subject
Statistics